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Artifact Details

Title

Four phase system IV70 and AL1 MPU chip

Catalog Number

102770291

Type

Still image

Date

ca. 1969

Identifying Numbers

Other number

doc-4946dd73f1d80

Deprecated ITCHP Number

Extent

2 digital images

Description

Photographs of the Four Phase Systems AL1 8-bit processor chip and the System IV that it powered. Work began on the AL1 in October 1968 and demonstrated working devices in March 1969. Donated by Cloyd Marvin.